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< c‎ | numeric‎ | math

 
 
 
Gemeinsame mathematischen Funktionen
Funktionen
Original:
Functions
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Grundlegende Bedienung
Original:
Basic operations
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remainder(C99)
remquo(C99)
fma(C99)
fmax(C99)
fmin(C99)
fdim(C99)
nan
nanf
nanl
(C99)
(C99)
(C99)
Exponentialfunktionen
Original:
Exponential functions
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exp
exp2(C99)
expm1(C99)
log
log10
log1p(C99)
log2(C99)
Power-Funktionen
Original:
Power functions
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sqrt
cbrt(C99)
hypot(C99)
pow
Trigonometrische und hyperbolische Funktionen
Original:
Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C99)
acosh(C99)
atanh(C99)
Fehler-und Gamma-Funktionen
Original:
Error and gamma functions
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erf(C99)
erfc(C99)
lgamma(C99)
tgamma(C99)
Nächste ganze Zahl Fließkomma-Operationen
Original:
Nearest integer floating point operations
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ceil
floor
round
lround
llround
(C99)
(C99)
(C99)
trunc(C99)
nearbyint(C99)
rint
lrint
llrint
(C99)
(C99)
(C99)
Floating-Point-Manipulation Funktionen
Original:
Floating point manipulation functions
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ldexp
scalbn
scalbln
(C99)
(C99)
ilogb(C99)
logb(C99)
frexp
modf
nextafter
nexttoward
(C99)
(C99)
copysign(C99)
Klassifizierung
Original:
Classification
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fpclassify(C99)
isfinite(C99)
isinf(C99)
isnan(C99)
isnormal(C99)
signbit(C99)
Makro Konstanten
Original:
Macro constants
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Defined in header <math.h>
float       frexpf( float arg, int* exp );
double      frexp( double arg, int* exp );
long double frexpl( long double arg, int* exp );
Zersetzt bestimmten Gleitkommawert Mantisse und Exponent .
Original:
Decomposes given floating point value to significand and exponent.
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[Bearbeiten] Parameter

arg -
Floating-Point-Wert
Original:
floating point value
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exp -
Zeiger auf Integer-Wert, um den Exponenten zu speichern
Original:
pointer to integer value to store the exponent to
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[Bearbeiten] Rückgabewert

Mantisse des gegebenen Dezimalzahl in dem Bereich von [0.5; 1). Der Exponent wird in ganzzahligen Wert, auf den exp gestellt .
Original:
Significand of the given floating point number in the range of [0.5; 1). The exponent is put into integer value pointed to by exp.
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[Bearbeiten] Siehe auch

multipliziert eine Zahl durch 2 potenziert
Original:
multiplies a number by 2 raised to a power
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(Funktion) [edit]
(C99)
extrahiert Exponent der Zahl
Original:
extracts exponent of the number
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(Funktion) [edit]
(C99)
extrahiert Exponent der Zahl
Original:
extracts exponent of the number
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(Funktion) [edit]
zersetzt eine Zahl in ganzzahlige und Bruchteile
Original:
decomposes a number into integer and fractional parts
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(Funktion) [edit]